code: def _init_regex():
      global _wordchars_re, _squote_re, _dquote_re
      _wordchars_re = re.compile(r"[^\\\'\"%s ]*" % string.whitespace)
      _squote_re = re.compile(r"'(?:[^'\\]|\\.)*'")
      _dquote_re = re.compile(r'"(?:[^"\\]|\\.)*"')
  
imports: import importlib.util
  import os
  import re
  import string
  import subprocess
  import sys
  import sysconfig
  import functools
  from .errors import DistutilsPlatformError, DistutilsByteCompileError
  from ._modified import newer
  from .spawn import spawn
  from ._log import log
label_desc: Use image node_id 13 for calling a global function with example usage: _init_regex() without return types